#!/usr/bin/ruby
require 'rubygems'
require 'twitter'
httpauth = Twitter::HTTPAuth.new('', '')
client = Twitter::Base.new(httpauth)
m = client.list_members('', '', -1)
while m.next_cursor != 0
m.users.each {|ppc| puts ppc.screen_name}
m = client.list_members('', '', m.next_cursor)
end
Read more: http://feeds.dzone.com/~r/dzone/snippets/~3/mloNPIFHzSU/10875